225003017 has 2 divisors, whose sum is σ = 225003018. Its totient is φ = 225003016.

The previous prime is 225003011. The next prime is 225003019. The reversal of 225003017 is 710300522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193877776 + 31125241 = 13924^2 + 5579^2 .

It is a cyclic number.

It is not a de Polignac number, because 225003017 - 2¹⁰ = 225001993 is a prime.

Together with 225003019, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225003017.

It is not a weakly prime, because it can be changed into another prime (225003011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112501508 + 112501509.

It is an arithmetic number, because the mean of its divisors is an integer number (112501509).

Almost surely, 2^225003017 is an apocalyptic number.

It is an amenable number.

225003017 is a deficient number, since it is larger than the sum of its proper divisors (1).

225003017 is an equidigital number, since it uses as much as digits as its factorization.

225003017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 225003017 is about 15000.1005663295. The cubic root of 225003017 is about 608.2229180642. Note that the first 3 decimals are identical.

Adding to 225003017 its reverse (710300522), we get a palindrome (935303539).

The spelling of 225003017 in words is "two hundred twenty-five million, three thousand, seventeen".